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From: Gleb Smirnoff <glebius@FreeBSD.org>
Date: Wed, 21 Mar 2012 07:29:47 +0000 (UTC)
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Subject: svn commit: r233266 - in stable/9/sys: i386/conf netinet6
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Author: glebius
Date: Wed Mar 21 07:29:47 2012
New Revision: 233266
URL: http://svn.freebsd.org/changeset/base/233266

Log:
  Merge 228321 from head:
    Fix double free.
  
    PR:           kern/163089
    Submitted by: Herbie Robinson <Herbie.Robinson stratus.com>

Modified:
  stable/9/sys/netinet6/mld6.c
Directory Properties:
  stable/9/sys/   (props changed)
  stable/9/sys/amd64/include/xen/   (props changed)
  stable/9/sys/boot/   (props changed)
  stable/9/sys/boot/i386/efi/   (props changed)
  stable/9/sys/boot/ia64/efi/   (props changed)
  stable/9/sys/boot/ia64/ski/   (props changed)
  stable/9/sys/boot/powerpc/boot1.chrp/   (props changed)
  stable/9/sys/boot/powerpc/ofw/   (props changed)
  stable/9/sys/cddl/contrib/opensolaris/   (props changed)
  stable/9/sys/conf/   (props changed)
  stable/9/sys/contrib/dev/acpica/   (props changed)
  stable/9/sys/contrib/octeon-sdk/   (props changed)
  stable/9/sys/contrib/pf/   (props changed)
  stable/9/sys/contrib/x86emu/   (props changed)
  stable/9/sys/fs/   (props changed)
  stable/9/sys/fs/ntfs/   (props changed)
  stable/9/sys/i386/conf/XENHVM   (props changed)

Modified: stable/9/sys/netinet6/mld6.c
==============================================================================
--- stable/9/sys/netinet6/mld6.c	Wed Mar 21 07:22:27 2012	(r233265)
+++ stable/9/sys/netinet6/mld6.c	Wed Mar 21 07:29:47 2012	(r233266)
@@ -3096,7 +3096,6 @@ mld_dispatch_packet(struct mbuf *m)
 		m0 = mld_v2_encap_report(ifp, m);
 		if (m0 == NULL) {
 			CTR2(KTR_MLD, "%s: dropped %p", __func__, m);
-			m_freem(m);
 			IP6STAT_INC(ip6s_odropped);
 			goto out;
 		}